/* ==================== 基础设置与变量 ==================== */
:root { --main-color: #FBB12D; --dark-bg: #161616; --shadow-light: 0 10px 30px rgba(0, 0, 0, 0.10); --shadow-strong: 0 15px 40px rgba(0, 0, 0, 0.20); --transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); }
body { font-family: 'Roboto', sans-serif; font-size: 15px; color: #555; background: #fff; line-height: 1.6; overflow-x: hidden; scroll-behavior: smooth; }
h1, h2, h3, h4, h5, h6 { font-family: 'Montserrat', sans-serif; font-weight: 700; margin: 0; color: #111; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
a:hover { color: var(--main-color); text-decoration: none; }
ul, p { margin: 0; padding: 0; list-style: none; }
@media (min-width: 1600px)  {
.container, .container-lg, .container-md, .container-sm, .container-xl { max-width: 1440px; }
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f1f1f1; }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--main-color); }

/* ==================== 顶部信息栏 ==================== */
.top-bar { background: var(--dark-bg); height: 45px; color: #aaa; display: flex; align-items: center; position: fixed; top: 0; width: 100%; z-index: 1000; font-size: 13px; font-weight: 500; }
.top-bar i { color: var(--main-color); margin-right: 10px; font-size: 14px; }
.top-bar .social-icons a { margin-left: 16px; color: #888; transition: 0.3s; font-size: 15px; }
.top-bar .social-icons a:hover { color: var(--main-color); }

/* ==================== 主导航头部 ==================== */
.header { background: var(--main-color); height: 90px; position: fixed; top: 45px; width: 100%; z-index: 999; transition: var(--transition); border-bottom: 1px solid rgba(0, 0, 0, 0.05); }
.header.scrolled { height: 75px; top: 45px; background: rgba(251, 177, 45, 0.96); backdrop-filter: blur(8px); box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1); }
.header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; position: relative; }
.brand-logo { display: inline-flex; align-items: center; gap: 14px; min-width: 0; }
.brand-logo-mark { flex: 0 0 auto; width: 52px; height: 52px; border-radius: 16px; overflow: hidden; box-shadow: 0 12px 24px rgba(0, 0, 0, .16); }
.brand-logo-img { width: 100%; height: 100%; display: block; transition: transform 0.35s ease, filter 0.35s ease; }
.brand-logo-copy { display: flex; flex-direction: column; min-width: 0; }
.brand-logo-copy strong { font-family: 'Montserrat', sans-serif; font-size: 25px; line-height: 1; font-weight: 900; letter-spacing: 0; color: #111; text-transform: uppercase; }
.brand-logo-copy em { margin-top: 5px; font-style: normal; font-size: 10px; line-height: 1.2; font-weight: 700; letter-spacing: 0; color: rgba(17, 17, 17, .72); text-transform: uppercase; }
.brand-logo:hover .brand-logo-img { transform: translateY(-2px) scale(1.02); filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.18)); }
.brand-logo.white { display: inline-flex; align-items: center; gap: 12px; background: transparent; padding: 0; border-radius: 0; }
.brand-logo.white .brand-logo-mark { width: 52px; height: 52px; border-radius: 16px; box-shadow: 0 10px 20px rgba(0, 0, 0, .2); }
.brand-logo.white .brand-logo-copy strong { color: #fff; font-size: 24px; }
.brand-logo.white .brand-logo-copy em { color: rgba(255, 255, 255, .72); }

/* 桌面端导航 */
.nav-menu { display: flex; align-items: center; justify-content: center; gap: 26px; height: 100%; margin: 0; flex: 1 1 auto; min-width: 0; }
.nav-menu>li { height: 100%; display: flex; align-items: center; margin: 0; position: relative; }
.nav-menu>li>a { font-size: 15px; color: #111; font-weight: 700; font-family: 'Montserrat', sans-serif; height: 100%; display: flex; align-items: center; text-transform: uppercase; letter-spacing: 0; line-height: 1.2; white-space: nowrap; text-decoration: none !important; }
.nav-menu>li>a.active { color: #fff; }
.nav-menu>li>a i { margin-left: 6px; font-size: 11px; transition: 0.3s; }
.nav-menu>li:hover>a i { transform: rotate(180deg); }
.nav-menu>li>a::after { content: ''; position: absolute; bottom: 15px; left: 50%; transform: translateX(-50%); width: 0; height: 3px; background: #111; transition: var(--transition); }
.nav-menu>li:hover>a::after { width: 100%; }

/* 桌面端下拉菜单 */
.dropdown-menu-custom { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(16px); width: 190px; background: #fff; box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12); border-radius: 4px; border-top: 3px solid #111; opacity: 0; visibility: hidden; transition: var(--transition); padding: 0; z-index: 1200; }
.nav-menu>li:hover>.dropdown-menu-custom { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dropdown-menu-custom>li { position: relative; }
.dropdown-menu-custom>li>a { display: flex; align-items: center; justify-content: center; min-height: 50px; padding: 12px 28px 12px 18px; color: #555; font-size: 16px; text-transform: capitalize; letter-spacing: 0.5px; text-align: center; border-bottom: 1px solid #ddd; transition: 0.3s; white-space: nowrap; }
.dropdown-menu-custom>li:last-child>a { border-bottom: none; }
.dropdown-menu-custom>li>a:hover, .dropdown-menu-custom>li:hover>a { background: #f8f8f8; color: var(--main-color); padding-left: 18px; }
.dropdown-menu-custom>li.has-third>a i { position: absolute; right: 13px; top: 50%; transform: translateY(-50%); margin: 0; font-size: 11px; color: var(--main-color); }
.third-menu { position: absolute; top: 0; left: 100%; width: 700px; max-width: min(700px, calc(100vw - 260px)); max-height: calc(100vh - 150px); overflow-y: auto; background: #fff; box-shadow: 0 15px 35px rgba(0, 0, 0, 0.14); border-radius: 4px; border-top: 3px solid #111; padding: 8px; opacity: 0; visibility: hidden; transform: translateX(12px); transition: var(--transition); z-index: 1300; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; }
.dropdown-menu-custom>li:hover>.third-menu { opacity: 1; visibility: visible; transform: translateX(0); }
.third-menu li a { display: flex; align-items: center; justify-content: center; min-height: 52px; padding: 10px 14px; color: #555; font-size: 14px; font-weight: 600; text-align: center; border-bottom: 1px solid #ddd; border-right: 1px solid #ddd; transition: 0.3s; white-space: normal; line-height: 1.45; }
.third-menu li a:hover { background: #f8f8f8; color: var(--main-color); }
.third-menu li:nth-child(3n) a { border-right: none; }
.third-menu::-webkit-scrollbar { width: 6px; }
.third-menu::-webkit-scrollbar-track { background: #f5f5f5; }
.third-menu::-webkit-scrollbar-thumb { background: #ccc; border-radius: 6px; }
.third-menu::-webkit-scrollbar-thumb:hover { background: var(--main-color); }
@media (max-width: 1199.98px)  {
.third-menu { width: 380px; grid-template-columns: repeat(2, 1fr); }
.third-menu li:nth-child(3n) a { border-right: 1px solid #ddd; }
.third-menu li:nth-child(2n) a { border-right: none; }
}

/* 头部操作区 */
.header-actions { display: flex; align-items: center; flex: 0 0 auto; margin-left: 20px; }
.search-btn { width: 42px; height: 42px; background: #111; color: #fff; border-radius: 50%; display: flex; justify-content: center; align-items: center; margin-left: 20px; cursor: pointer; transition: var(--transition); }
.search-btn:hover { background: #fff; color: #111; box-shadow: var(--shadow-strong); transform: scale(1.05); }
.message-btn { width: 42px; height: 42px; background: #111; color: #fff; border-radius: 50%; display: flex; justify-content: center; align-items: center; margin-left: 12px; cursor: pointer; transition: var(--transition); }
.message-btn:hover { background: #fff; color: #111; box-shadow: var(--shadow-strong); transform: scale(1.05); }
.menu-toggle { width: 42px; height: 42px; border: none; background: #111; border-radius: 50%; margin-left: 12px; padding: 0; display: none; align-items: center; justify-content: center; flex-direction: column; cursor: pointer; transition: var(--transition); }
.menu-toggle span { width: 18px; height: 2px; background: #fff; margin: 2px 0; transition: 0.3s; }
.menu-toggle:hover { background: #fff; box-shadow: var(--shadow-strong); transform: scale(1.05); }
.menu-toggle:hover span { background: #111; }
.lang-flag { width: 22px; height: 15px; display: inline-block; object-fit: cover; flex: 0 0 22px; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12); }
.language-switch { position: relative; margin-left: 18px; z-index: 1300; }
.language-current { height: 42px; min-width: 132px; padding: 0 14px; border: 1px solid rgba(0, 0, 0, 0.16); background: #111; color: #fff; border-radius: 4px; display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 13px; font-weight: 700; cursor: pointer; transition: var(--transition); }
.language-current i { font-size: 11px; color: var(--main-color); transition: 0.3s; }
.language-switch:hover .language-current { background: #fff; color: #111; box-shadow: var(--shadow-strong); }
.language-switch:hover .language-current i { transform: rotate(180deg); }
.language-dropdown { position: absolute; top: calc(100% + 10px); left: 0; width: 150px; background: #111; border-radius: 4px; box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22); overflow: hidden; opacity: 0; visibility: hidden; transform: translateY(10px); transition: var(--transition); }
.language-switch:hover .language-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.language-dropdown a { display: flex; align-items: center; gap: 10px; padding: 13px 16px; color: #fff; font-size: 13px; font-weight: 700; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.language-dropdown a:last-child { border-bottom: none; }
.language-dropdown a:hover { background: var(--main-color); color: #111; }
@media (max-width: 991.98px)  {
.language-switch { margin-left: 0; margin-right: 10px; }
.language-current { min-width: 46px; width: 46px; padding: 0; border-radius: 50%; }
.language-current span, .language-current i { display: none; }
.language-dropdown { left: auto; right: 0; }
}
@media (max-width: 575.98px)  {
.language-switch { display: none; }
}
.mobile-language-switch { padding: 22px 22px 26px; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.mobile-language-title { color: #888; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; }
.mobile-language-list { display: flex; flex-direction: column; gap: 10px; }
.mobile-language-item { display: flex; align-items: center; gap: 12px; min-height: 46px; padding: 0 14px; border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 6px; color: #fff; font-size: 14px; font-weight: 700; background: rgba(255, 255, 255, 0.03); }
.mobile-language-item:hover { color: #111; background: var(--main-color); border-color: var(--main-color); }
.mobile-language-item.active { background: var(--main-color); color: #111; border-color: var(--main-color); }
.mobile-language-item .lang-flag { width: 22px; height: 15px; object-fit: cover; flex: 0 0 22px; border-radius: 2px; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12); }


/* ==================== 全屏弹窗（搜索 / 留言） ==================== */
.search-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: rgba(22, 22, 22, 0.98); z-index: 10000; display: flex; justify-content: center; align-items: center; opacity: 0; visibility: hidden; transition: var(--transition); }
.search-overlay.active { opacity: 1; visibility: visible; }
.search-overlay .close-btn { position: absolute; top: 40px; right: 50px; font-size: 40px; color: #fff; cursor: pointer; transition: 0.3s; }
.search-overlay .close-btn:hover { color: var(--main-color); transform: rotate(90deg); }
.search-form { width: 60%; position: relative; }
.search-form input { width: 100%; background: transparent; border: none; border-bottom: 2px solid rgba(255, 255, 255, 0.3); font-size: 36px; color: #fff; padding: 15px 0; outline: none; font-family: 'Montserrat', sans-serif; transition: 0.3s; }
.search-form input:focus { border-bottom-color: var(--main-color); }
.search-form input::placeholder { color: rgba(255, 255, 255, 0.2); }
.search-form button { position: absolute; right: 0; bottom: 20px; background: transparent; border: none; color: var(--main-color); font-size: 30px; cursor: pointer; outline: none; }
.message-overlay { position: fixed; inset: 0; width: 100%; height: 100vh; background: rgba(22, 22, 22, 0.96); z-index: 10001; display: flex; justify-content: center; align-items: center; opacity: 0; visibility: hidden; pointer-events: none; transition: var(--transition); padding: 24px; box-sizing: border-box; }
.message-overlay.active { opacity: 1; visibility: visible; pointer-events: auto; }
.message-panel { width: min(960px, 94vw); max-height: 88vh; background: #fff; border-radius: 10px; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.28); padding: 0; position: relative; overflow: hidden; }
.message-panel-wide { width: min(620px, 94vw); padding: 0; overflow: hidden; }
.message-layout { display: grid; grid-template-columns: 1fr; max-height: 88vh; overflow: hidden; }
.message-example { background: linear-gradient(135deg, var(--main-color) 0%, var(--orange) 100%); color: #fff; padding: 38px 32px; display: none; flex-direction: column; justify-content: center; }
.message-overlay.is-product-inquiry .message-panel-wide { width: min(960px, 94vw); }
.message-overlay.is-product-inquiry .message-layout { grid-template-columns: 40% 60%; }
.message-overlay.is-product-inquiry .message-example { display: flex; }
.message-example-tag { display: inline-block; width: fit-content; background: var(--main-color); color: #111; font-size: 18px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; padding: 6px 12px; border-radius: 30px; margin-bottom: 18px; }
.message-example h3 { color: #fff; font-size: 26px; font-weight: 900; text-transform: uppercase; margin-bottom: 14px; line-height: 1.25; }
.message-example>p { color: #ccc; font-size: 16px; line-height: 1.8; margin-bottom: 22px; }
.message-sample { background: rgba(255, 255, 255, 0.08); border-left: 4px solid var(--main-color); padding: 16px 18px; border-radius: 6px; }
.message-sample p { color: #eee; font-size: 15px; line-height: 1.7; margin-bottom: 7px; }
.message-sample strong { color: inherit; font-weight: 700; }
.message-sample p:last-child { margin-bottom: 0; }
.message-form-wrap { background: #fff; padding: 38px 34px 32px; position: relative; overflow-y: auto; }
.message-title { font-size: 28px; font-weight: 900; margin-bottom: 22px; text-transform: uppercase; }
.message-title span { color: var(--main-color); font-weight: 400; }
.message-form .row { margin-left: -8px; margin-right: -8px; }
.message-form .col-md-6, .message-form .col-12 { padding-left: 8px; padding-right: 8px; }
.message-form input, .message-form textarea { width: 100%; border: 1px solid #ddd; border-radius: 6px; padding: 12px 13px; font-size: 14px; margin-bottom: 12px; outline: none; transition: 0.2s; }
.message-form input:focus, .message-form textarea:focus { border-color: var(--main-color); box-shadow: 0 0 0 3px rgba(251, 177, 45, 0.15); }
.message-form textarea { resize: vertical; min-height: 140px; }
.message-close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border: none; border-radius: 50%; background: #111; color: #fff; cursor: pointer; z-index: 5; }
.captcha-wrap { display: flex; gap: 10px; align-items: stretch; margin-bottom: 12px; }
.captcha-wrap input { margin-bottom: 0; }
.captcha-code-img { width: 118px; height: 44px; border-radius: 6px; border: 1px solid #ddd; cursor: pointer; object-fit: cover; background: #fff; }
.message-submit { border: none; background: var(--main-color); color: #111; font-weight: 800; text-transform: uppercase; border-radius: 6px; padding: 13px 20px; width: 100%; transition: 0.3s; }
.message-submit:hover { background: #111; color: #fff; }
@media (max-width: 767.98px)  {
.message-overlay { padding: 14px; align-items: flex-start; overflow-y: auto; }
.message-panel, .message-panel-wide { width: 100%; max-height: none; margin-top: 18px; overflow: visible; }
.message-layout { grid-template-columns: 1fr; max-height: none; overflow: visible; }
.message-overlay.is-product-inquiry .message-layout { grid-template-columns: 1fr; }
.message-example { padding: 28px 22px; }
.message-example h3 { font-size: 22px; }
.message-form-wrap { padding: 28px 22px 24px; overflow: visible; }
.message-title { font-size: 24px; padding-right: 40px; }
.message-form textarea { min-height: 120px; }
}

/* 首页 Banner */
.hero-slider { margin-top: 135px; width: 100%; height: auto; position: relative; overflow: hidden; background: #111; }
.hero-slider .swiper-wrapper { align-items: flex-start; }
.hero-slider .swiper-slide { height: auto; position: relative; background: #111; overflow: hidden; z-index: 0; }
.hero-slider .swiper-slide-active { z-index: 3; }
.hero-img { display: block; width: 100%; height: auto; object-fit: unset; }
.hero-mask { position: absolute; inset: 0; z-index: 1; background: linear-gradient(105deg, rgba(8, 8, 8, .82) 0%, rgba(8, 8, 8, .56) 46%, rgba(8, 8, 8, .22) 100%); pointer-events: none; }
.hero-mask::after { content: ''; position: absolute; right: 18%; top: 0; width: 220px; height: 100%; background: linear-gradient(180deg, rgba(251, 177, 45, .12), rgba(251, 177, 45, 0)); transform: skewX(-22deg); }
.hero-slider .container { position: absolute; inset: 0; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; align-items: center; pointer-events: none; }
.hero-content { max-width: 780px; color: #fff; pointer-events: none; padding: 42px 0 54px; }
.hero-slider .swiper-slide-active .hero-content { pointer-events: auto; }
.hero-content h1 { color: #fff; font-size: clamp(34px, 3vw, 58px); font-weight: 900; line-height: 1.08; text-transform: none; letter-spacing: .2px; margin-bottom: 20px; text-shadow: 0 8px 28px rgba(0, 0, 0, .38); max-width: 860px; }
.hero-content p { color: rgba(255, 255, 255, .88); font-size: clamp(17px, 1.2vw, 22px); line-height: 1.75; font-weight: 400; max-width: 760px; margin-bottom: 34px; text-shadow: 0 5px 20px rgba(0, 0, 0, .35); }
.hero-more { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-width: 172px; height: 52px; padding: 0 30px; background: linear-gradient(135deg, #f8ae26, #ffd15d); color: #111; border-radius: 999px; font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .7px; box-shadow: 0 18px 30px rgba(251, 177, 45, .24); }
.hero-more i { font-size: 12px; transition: .3s; }
.hero-more:hover { background: #fff; color: #111; transform: translateY(-3px); box-shadow: 0 14px 30px rgba(255, 255, 255, .25); }
.hero-more:hover i { transform: translateX(5px); }
.hero-slider .swiper-pagination { bottom: 32px !important; z-index: 8; display: flex; align-items: center; justify-content: center; gap: 10px; }
.hero-slider .swiper-pagination-bullet { width: 11px; height: 11px; margin: 0 !important; border-radius: 50%; background: rgba(255, 255, 255, .55); opacity: 1; transition: .35s ease; }
.hero-slider .swiper-pagination-bullet-active { width: 36px; height: 11px; border-radius: 20px; background: var(--main-color); opacity: 1; }
.hero-slider .hero-arrow { width: 48px; height: 48px; background: rgba(255, 255, 255, 0.14); color: #fff; border-color: rgba(255, 255, 255, 0.28); backdrop-filter: blur(4px); z-index: 6; }
.hero-slider .hero-arrow:hover { background: var(--main-color); color: #111; border-color: var(--main-color); }
.hero-slider .hero-prev { left: 24px; }
.hero-slider .hero-next { right: 95px; }
.hero-slider .swiper-slide-active .hero-content h1 { animation: heroTextUp .75s ease both; }
.hero-slider .swiper-slide-active .hero-content p { animation: heroTextUp .75s ease .18s both; }
.hero-slider .swiper-slide-active .hero-content .hero-more { animation: heroTextUp .75s ease .34s both; }
@keyframes heroTextUp  {
from { opacity: 0; transform: translateY(34px); }
to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 1199.98px)  {
.hero-slider { margin-top: 129px; }
.hero-content { max-width: 680px; }

}
@media (max-width: 991.98px)  {
.hero-slider .hero-next { right: 24px; }
.hero-mask { background: rgba(0, 0, 0, .58); }
.hero-mask::after { right: 8%; width: 150px; }
.hero-slider .container { padding-left: 55px; padding-right: 55px; }
.hero-content { max-width: 100%; text-align: center; }
.hero-content p { margin-left: auto; margin-right: auto; }
}
@media (max-width: 767.98px)  {
.hero-slider { margin-top: 76px; }
.hero-slider, .hero-slider .swiper-slide { min-height: 264px; }
.hero-img { width: 100%; height: 264px; object-fit: cover; }
.hero-mask { background: linear-gradient(180deg, rgba(8, 8, 8, .76) 0%, rgba(8, 8, 8, .58) 48%, rgba(8, 8, 8, .74) 100%); }
.hero-mask::after { display: none; }
.hero-slider .container { padding-left: 16px; padding-right: 16px; }
.hero-content { min-height: 264px; max-width: 100%; padding: 24px 0 30px; display: flex; flex-direction: column; justify-content: center; text-align: center; }
.hero-content h1 { font-size: clamp(22px, 6.3vw, 30px); line-height: 1.06; margin-bottom: 10px; }
.hero-content p { max-width: 100%; font-size: 13px; line-height: 1.6; margin: 0 auto 16px; }
.hero-more { height: 42px; min-width: 128px; padding: 0 18px; font-size: 11px; letter-spacing: .35px; box-shadow: 0 10px 24px rgba(251, 177, 45, .18); }
.hero-slider .hero-arrow { display: none !important; }
.hero-slider .swiper-pagination { bottom: 12px !important; gap: 7px; }
.hero-slider .swiper-pagination-bullet { width: 7px; height: 7px; }
.hero-slider .swiper-pagination-bullet-active { width: 22px; height: 7px; }
}
.btn-custom { display: inline-block; padding: 16px 45px; font-family: 'Montserrat', sans-serif; font-size: 15px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; border-radius: 50px; position: relative; color: #111; background: var(--main-color); z-index: 1; overflow: hidden; transition: var(--transition); }
.btn-custom::before { content: ''; position: absolute; top: 0; left: 0; width: 0; height: 100%; background: #fff; z-index: -1; transition: var(--transition); }
.btn-custom:hover { color: #111; transform: translateY(-3px); box-shadow: 0 10px 25px rgba(251, 177, 45, 0.4); }
.btn-custom:hover::before { width: 100%; }

/* ==================== 通用区块间距与标题 ==================== */
.section-padding { padding: 100px 0; position: relative; }
.bg-light-gray { background: #e9e9e9; }
.bg-white { background: #FFFFFF; }
.bg-dark-texture { background: linear-gradient(rgba(22, 22, 22, 0.8), rgba(22, 22, 22, 0.9)), url('../image/probg.jpg') center/cover fixed; }
.section-title { text-align: center; margin-bottom: 60px; position: relative; }
.section-title h2 { font-size: 40px; font-weight: 900; text-transform: uppercase; position: relative; z-index: 2; }
.section-title h2 span { color: var(--main-color); font-weight: 800; }
.section-title p { font-size: 16px; color: #777; margin-top: 15px; font-weight: 400; max-width: 600px; margin-left: auto; margin-right: auto; }
.section-title.white h2, .section-title.white p { color: #fff; }
.section-title h2 { text-shadow: 0 6px 24px rgba(0, 0, 0, 0.08); }
.custom-line { display: flex; align-items: center; justify-content: center; margin: 20px 0; }
.custom-line::before, .custom-line::after { content: ''; width: 40px; height: 2px; background: var(--main-color); transition: var(--transition); }
.custom-line i { width: 8px; height: 8px; background: var(--main-color); transform: rotate(45deg); margin: 0 10px; }
.section-title.white .custom-line::before, .section-title.white .custom-line::after, .section-title.white .custom-line i { background: #fff; }
.reveal-up { opacity: 0; transform: translateY(30px); transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal-up.in-view { opacity: 1; transform: translateY(0); }
.products-section { position: relative; background: linear-gradient(180deg, #f3f4f7 0%, #e8ebf1 100%); overflow: hidden; }
.products-section::before { content: ''; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(251, 177, 45, 0.18), rgba(251, 177, 45, 0)); top: -180px; right: -130px; }
.products-section::after { content: ''; position: absolute; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0)); left: -120px; bottom: -190px; }
.section-more-wrap { display: flex; justify-content: center; margin-top: 38px; }
.section-more-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-width: 160px; height: 46px; padding: 0 26px; background: #111; color: #fff; border-radius: 50px; font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .8px; box-shadow: 0 10px 24px rgba(0, 0, 0, .14); }
.section-more-btn i { font-size: 12px; color: var(--main-color); transition: .3s; }
.section-more-btn:hover { background: var(--main-color); color: #111; transform: translateY(-3px); box-shadow: 0 12px 26px rgba(251, 177, 45, .32); }
.section-more-btn:hover i { color: #111; transform: translateX(5px); }
.section-more-btn.light { background: #fff; color: #111; box-shadow: 0 10px 24px rgba(0, 0, 0, .22); }
.section-more-btn.light i { color: var(--main-color); }
.section-more-btn.light:hover { background: var(--main-color); color: #111; transform: translateY(-3px); box-shadow: 0 12px 26px rgba(251, 177, 45, .32); }
.section-more-btn.light:hover i { color: #111; transform: translateX(5px); }
.about-action { margin-top: -10px; margin-bottom: 34px; display: flex; justify-content: flex-start; }
@media (max-width: 767.98px)  {
.section-more-wrap { margin-top: 28px; }
.section-more-btn { min-width: 145px; height: 42px; padding: 0 22px; font-size: 12px; }
.about-action { margin-top: 0; justify-content: center; }
}

/* ==================== 产品卡片与轮播 ==================== */
.product-card { background: #fff; border-radius: 6px; overflow: visible; transition: var(--transition); height: 100%; border: 1px solid #eee; position: relative; }
.product-card::before { content: ''; position: absolute; inset: 0; border: 2px solid transparent; border-radius: 6px; transition: var(--transition); pointer-events: none; z-index: 3; }
.product-card:hover { box-shadow: var(--shadow-strong); transform: translateY(-8px); border-color: transparent; }
.product-card:hover::before { border-color: rgba(251, 177, 45, 0.55); }
.product-card .img-box { position: relative; overflow: hidden; padding: 18px 15px 8px; background: #fff; border-radius: 6px 6px 0 0; }
.product-card .img-box a { display: flex; align-items: center; justify-content: center; width: 100%; aspect-ratio: 1 / 1; }
.product-card .img-box img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.8s ease; }
.product-card:hover .img-box img { transform: scale(1.08); }
.product-card .title-box { display: flex; align-items: center; justify-content: center; width: 100%; min-height: 54px; background: var(--main-color); color: #111; padding: 14px 16px; text-align: center; font-size: 16px; font-family: 'Montserrat', sans-serif; font-weight: 800; text-transform: uppercase; margin: 0; border-radius: 0; box-shadow: none; position: relative; z-index: 2; transition: 0.3s; box-sizing: border-box; }
.product-card:hover .title-box { background: #111; color: var(--main-color); }
.product-card .list-box { padding: 18px 20px 22px; text-align: center; background: #fff; border-radius: 0 0 6px 6px; }
.product-card .list-box li { margin-bottom: 12px; font-size: 14px; color: #555; transition: 0.3s; display: flex; align-items: center; justify-content: center; text-align: center; }
.product-card .list-box li i { font-size: 10px; color: #ccc; margin-right: 8px; transition: 0.3s; }
.product-card .list-box li:hover { color: var(--main-color); transform: none; }
.product-card .list-box li:hover i { color: var(--main-color); }
.product-card .list-box li:last-child { margin-bottom: 0; justify-content: center; text-align: center; }
.product-card .list-box li:last-child a { display: inline-block; text-align: center; }
.swiper-wrapper-container { position: relative; padding: 10px 40px; margin: 0 -40px; overflow: visible; }
.products-section .swiper-wrapper-container { padding-top: 0; padding-bottom: 0; }
.products-section .products-slider { overflow: hidden; padding: 28px 0; margin: -28px 0; }
.products-section .products-slider .swiper-wrapper { align-items: stretch; }
.products-section .products-slider .swiper-slide { height: auto; }

/* Swiper 初始化兜底：避免先显示 1 个再变 4 个 */
.products-section .products-slider:not(.swiper-initialized) .swiper-wrapper, .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-wrapper { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; transform: none !important; }
.products-section .products-slider:not(.swiper-initialized) .swiper-slide, .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-slide { width: auto !important; margin-right: 0 !important; }
.products-section .products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+5), .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+5) { display: none; }
@media (max-width: 1199.98px)  {
.products-section .products-slider:not(.swiper-initialized) .swiper-wrapper, .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-wrapper { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.products-section .products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+4), .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+4) { display: none; }
}
@media (max-width: 991.98px)  {
.products-section .products-slider:not(.swiper-initialized) .swiper-wrapper, .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-wrapper { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.products-section .products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+3), .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+3) { display: none; }
}
@media (max-width: 575.98px)  {
.products-section .products-slider:not(.swiper-initialized) .swiper-wrapper, .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-wrapper { grid-template-columns: 1fr; gap: 12px; }
.products-section .products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+2), .bg-dark-texture .new-products-slider:not(.swiper-initialized) .swiper-slide:nth-child(n+2) { display: none; }
}
.swiper-arrow-custom { width: 45px; height: 45px; background: #fff; border-radius: 50%; display: flex; justify-content: center; align-items: center; color: #111; font-size: 16px; position: absolute; top: 50%; transform: translateY(-50%); z-index: 20; cursor: pointer; transition: var(--transition); box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1); border: 1px solid #eee; outline: none; }
.swiper-arrow-custom:hover { background: var(--main-color); color: #111; border-color: var(--main-color); transform: translateY(-50%) scale(1.1); }
.arrow-left { left: -20px; }
.arrow-right { right: -20px; }
.swiper-button-lock { display: none !important; }

/* ==================== 优势卡片区块 ==================== */
.adv-section { background: linear-gradient(180deg, #fff 0%, #f2f4f8 100%); position: relative; overflow: hidden; }
.adv-section::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px); background-size: 70px 70px; pointer-events: none; }
.adv-card { background: #fff; padding: 45px 35px; border-radius: 6px; position: relative; overflow: hidden; height: 100%; transition: var(--transition); z-index: 1; box-shadow: var(--shadow-light); border: 1px solid #ddd; border-bottom: 4px solid var(--main-color); }
.adv-card::before { content: ''; position: absolute; inset: auto -60px -60px auto; width: 120px; height: 120px; background: radial-gradient(circle, rgba(251, 177, 45, 0.22) 0%, rgba(251, 177, 45, 0) 70%); transition: var(--transition); opacity: 0; }
.adv-card::after { content: '\f013'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; right: -20px; top: -20px; font-size: 150px; color: #f9f9f9; z-index: -1; transition: all 0.8s ease; }
.adv-card:hover::after { transform: rotate(90deg); color: #f1f1f1; }
.adv-card .icon-box { width: 70px; height: 70px; background: rgba(251, 177, 45, 0.15); border-radius: 8px; display: flex; justify-content: center; align-items: center; font-size: 32px; color: var(--main-color); margin-bottom: 25px; transition: var(--transition); }
.adv-card h4 { font-size: 20px; font-weight: 800; margin-bottom: 15px; }
.adv-card p { font-size: 14.5px; color: #666; line-height: 1.7; }
.adv-card:hover { background: var(--main-color); border-bottom-color: var(--main-color); transform: translateY(-10px); box-shadow: var(--shadow-strong); }
.adv-card:hover::before { opacity: 1; transform: scale(1.2); }
.adv-card:hover .icon-box { background: #fff; color: var(--main-color); border-radius: 50%; }

/* ==================== 新品卡片 ==================== */
.np-card { background: #fff; border-radius: 6px; overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; height: 100%; }
.np-card .img-wrap { position: relative; overflow: hidden; padding: 20px; background: #fff; }
.np-card .img-wrap a { display: flex; align-items: center; justify-content: center; width: 100%; aspect-ratio: 1 / 1; }
.np-card .img-wrap img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.8s ease; }
.np-card:hover .img-wrap img { transform: scale(1.1); }
.np-card .info { padding: 25px; background: #f8f9fa; flex-grow: 1; display: flex; flex-direction: column; }
.np-card .info h4 { font-size: 18px; font-weight: 800; line-height: 1.4; margin-bottom: 15px; height: 44px; overflow: hidden; }
.dual-line { display: flex; align-items: center; margin-bottom: 15px; }
.dual-line span { height: 4px; border-radius: 2px; }
.dual-line span:first-child { width: 15px; background: #111; margin-right: 4px; }
.dual-line span:last-child { width: 30px; background: var(--main-color); transition: 0.3s; }
.np-card:hover .dual-line span:last-child { width: 50px; }
.np-card .info p { font-size: 13px; color: #777; margin-bottom: 20px; flex-grow: 1; }
.home-product-specs { display: grid; gap: 7px; margin: 0 0 18px; padding: 0; list-style: none; flex-grow: 1; }
.home-product-specs li { display: grid; grid-template-columns: 102px minmax(0, 1fr); gap: 8px; align-items: start; min-height: 20px; font-size: 13px; line-height: 1.45; color: #777; }
.home-product-specs strong { color: #444; font-weight: 700; white-space: nowrap; }
.home-product-specs span { color: #666; overflow-wrap: anywhere; }
.np-card .bottom-bar { display: flex; justify-content: space-between; align-items: center; background: #fff; border-top: 1px solid #eee; padding-left: 25px; text-decoration: none; transition: 0.3s; }
.np-card .bottom-bar span { font-size: 14px; font-weight: 700; color: #111; text-transform: uppercase; }
.np-card .bottom-bar .arrow-box { width: 50px; height: 50px; background: #f1f1f1; display: flex; justify-content: center; align-items: center; color: #111; font-size: 16px; transition: var(--transition); }
.np-card:hover { transform: translateY(-8px); box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5); }
.np-card:hover .bottom-bar .arrow-box { background: var(--main-color); color: #111; }
.product-watermark { position: absolute; left: 50%; top: 50%; width: 80%; height: 80%; transform: translate(-50%, -50%); pointer-events: none; z-index: 4; opacity: .62; display: flex; align-items: center; justify-content: center; }
.product-watermark img { width: 100% !important; height: 100% !important; max-width: 100% !important; max-height: 100% !important; object-fit: contain !important; transform: none !important; transition: none !important; }
.bg-dark-texture .swiper-arrow-custom { background: rgba(255, 255, 255, 0.1); color: #fff; border-color: rgba(255, 255, 255, 0.2); backdrop-filter: blur(5px); }
.bg-dark-texture .swiper-arrow-custom:hover { background: var(--main-color); border-color: var(--main-color); color: #111; }

/* ==================== 关于我们区块 ==================== */
.about-section { position: relative; }
.about-section::before { content: ''; position: absolute; top: 0; right: 0; width: 45%; height: 100%; background: #f8f9fa; z-index: -1; border-radius: 30px 0 0 30px; }
.about-section .custom-line { justify-content: flex-start; }
.about-text { font-size: 16px; line-height: 1.8; color: #555; margin-bottom: 40px; }
.about-text strong { color: #111; }
.stats-grid { display: flex; flex-wrap: wrap; }
.stat-item { width: 50%; margin-bottom: 30px; display: flex; align-items: center; }
.stat-item .icon { width: 55px; height: 55px; border: 2px solid #111; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 22px; color: #111; margin-right: 15px; transition: 0.3s; }
.stat-item:hover .icon { background: var(--main-color); border-color: var(--main-color); color: #fff; }
.stat-item .info h3 { font-size: 28px; font-weight: 900; margin-bottom: 0; line-height: 1.1; }
.stat-item .info p { font-size: 13px; color: #888; font-weight: 500; }
.about-img-box { position: relative; border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-strong); }
.about-img-box img { width: 100%; display: block; transition: 0.5s; }
.about-img-box:hover img { transform: scale(1.03); }
.about-img-box .learn-more { position: absolute; left: 0; bottom: 0; background: var(--main-color); color: #111; font-size: 15px; font-weight: 800; text-transform: uppercase; padding: 18px 40px; border-radius: 0 8px 0 0; }
.about-img-box .learn-more:hover { background: #111; color: #fff; }

/* ==================== 新闻卡片 ==================== */
.news-card { background: #fff; margin-bottom: 30px; display: flex; border-radius: 6px; transition: var(--transition); border: 1px solid #ddd; box-shadow: var(--shadow-light); overflow: hidden; height: 200px; }
.news-card:hover { box-shadow: var(--shadow-strong); transform: translateY(-5px); border-color: transparent; }
.news-card .img-wrap { width: 40%; overflow: hidden; }
.news-card img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.news-card:hover img { transform: scale(1.1); }
.news-info { width: 60%; padding: 25px; display: flex; flex-direction: column; justify-content: center; }
.news-info h4 { font-size: 17px; font-weight: 800; line-height: 1.4; margin-bottom: 12px; height: 46px; overflow: hidden; transition: 0.3s; }
.news-card:hover h4 { color: var(--main-color); }
.news-info p { font-size: 13.5px; color: #777; line-height: 1.6; margin-bottom: 15px; height: 42px; overflow: hidden; }
.news-info .read-more { color: #111; font-weight: 800; font-size: 13px; text-transform: uppercase; display: inline-flex; align-items: center; }
.news-info .read-more i { margin-left: 8px; color: var(--main-color); transition: 0.3s; }
.news-card:hover .read-more i { transform: translateX(5px); }

/* ==================== 页脚区块 ==================== */
.footer { background: #111111; color: #999; padding-top: 66px; font-size: 14px; position: relative; }
.footer::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: var(--main-color); }
.footer h4 { color: #fff; font-size: 18px; font-weight: 800; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 0; }
.footer-brand-text { color: #9b9b9b; font-size: 14px; line-height: 1.85; margin: 18px 0 0; max-width: 300px; }
.footer-main-row { align-items: flex-start; }
.footer-col { margin-bottom: 34px; }
.footer .social-icons { display: flex; gap: 12px; margin-top: 25px; }
.footer .social-icons a { display: flex; justify-content: center; align-items: center; width: 40px; height: 40px; background: rgba(255, 255, 255, 0.08); color: #fff; border-radius: 50%; transition: var(--transition); font-size: 16px; }
.footer .social-icons a:hover { background: var(--main-color); color: #111; transform: translateY(-3px); }
.footer ul.footer-links li { margin-bottom: 15px; }
.footer ul.footer-links li a { display: inline-flex; align-items: center; transition: 0.3s; }
.footer ul.footer-links li a i { color: var(--main-color); margin-right: 12px; font-size: 12px; transition: 0.3s; }
.footer ul.footer-links li a:hover { color: #fff; transform: translateX(5px); }
.footer ul.contact-info li { margin-bottom: 18px; display: flex; align-items: flex-start; line-height: 1.6; }
.footer ul.contact-info li i { color: var(--main-color); margin-top: 4px; margin-right: 15px; font-size: 16px; width: 20px; text-align: center; }
.footer ul.contact-info li strong { color: #fff; display: block; margin-bottom: 2px; }
.footer ul.contact-info li span { color: #a3a3a3; }
.footer-contact-list { margin: 0; }
@media (min-width: 1200px)  {
.footer-contact-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; row-gap: 16px; }
.footer ul.contact-info.footer-contact-list li { margin-bottom: 0; }
.footer-contact-list .contact-wide { grid-column: 1 / -1; }
.footer-contact-list .contact-company { padding-bottom: 2px; }
}
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 25px 0; margin-top: 10px; }
.footer-bottom .copyright { color: #8b8b8b; font-size: 14px; margin: 0; text-align: center; }
.footer-bottom .copyright-sub { color: #6f6f6f; font-size: 13px; margin: 6px 0 0; text-align: center; letter-spacing: .3px; }

/* ==================== 浮动侧边栏与返回顶部 ==================== */
.floating-bar { position: fixed; right: 20px; bottom: 170px; z-index: 95; display: flex; flex-direction: column; gap: 15px; pointer-events: none; }
.floating-bar .floating-item { pointer-events: auto; }
.floating-item { width: 50px; height: 50px; border-radius: 50%; background: #fff; box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15); display: flex; justify-content: center; align-items: center; font-size: 20px; color: #111; cursor: pointer; position: relative; transition: 0.3s; }
.floating-item:hover { background: var(--main-color); color: #fff; }
.floating-tooltip { position: absolute; right: 65px; top: 50%; transform: translateY(-50%) translateX(10px); background: #111; color: #fff; padding: 8px 15px; border-radius: 4px; font-size: 14px; white-space: nowrap; opacity: 0; visibility: hidden; transition: 0.3s; pointer-events: none; font-weight: 500; letter-spacing: 0.5px; }
.floating-tooltip::after { content: ''; position: absolute; right: -5px; top: 50%; transform: translateY(-50%); border-left: 5px solid #111; border-top: 5px solid transparent; border-bottom: 5px solid transparent; }
.floating-item:hover .floating-tooltip { opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0); }
.qr-tooltip { width: 210px; white-space: normal; padding: 12px; border-radius: 8px; text-align: center; }
.qr-tooltip img { width: 100%; border-radius: 6px; margin-bottom: 8px; display: block; }
.qr-tooltip span { font-size: 12px; color: #ddd; letter-spacing: 0; }
.back-to-top { position: fixed; right: 20px; bottom: 30px; width: 50px; height: 50px; background: var(--main-color); border-radius: 50%; box-shadow: 0 5px 20px rgba(251, 177, 45, 0.4); display: flex; justify-content: center; align-items: center; font-size: 20px; color: #111; cursor: pointer; z-index: 9999; opacity: 0; visibility: hidden; transition: var(--transition); transform: translateY(20px); }
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: #111; color: #fff; }

/* ==================== 移动端侧边菜单结构 ==================== */
.mobile-menu-overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); opacity: 0; visibility: hidden; transition: var(--transition); z-index: 3000 }
.mobile-menu-panel { position: fixed; top: 0; right: -340px; width: min(340px, 86vw); height: 100vh; background: #151515; color: #fff; z-index: 3100; transition: var(--transition); box-shadow: -10px 0 30px rgba(0, 0, 0, .3); overflow-y: auto }
.mobile-menu-head { height: 82px; display: flex; align-items: center; justify-content: space-between; padding: 0 20px; border-bottom: 1px solid rgba(255, 255, 255, .08) }
.mobile-brand { font-family: Montserrat, sans-serif; font-size: 20px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; color: #fff }
.mobile-close { width: 36px; height: 36px; border: none; border-radius: 50%; background: rgba(255, 255, 255, .08); color: #fff; font-size: 15px }
.mobile-menu { padding: 10px 0 20px }
.mobile-menu>li { border-bottom: 1px solid rgba(255, 255, 255, .08) }
.mobile-dropdown-toggle, .mobile-menu>li>a { width: 100%; display: flex; justify-content: space-between; align-items: center; color: #fff; background: 0 0; border: none; text-align: left; padding: 16px 22px; font-family: Montserrat, sans-serif; font-size: 14px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase }
.mobile-dropdown-toggle:hover, .mobile-menu>li>a:hover { color: var(--main-color) }
.mobile-dropdown-toggle i { font-size: 12px; transition: .3s }
.mobile-menu>li.open>.mobile-dropdown-toggle i { transform: rotate(180deg) }
.mobile-submenu { max-height: 0; overflow: hidden; transition: max-height .35s ease; background: rgba(255, 255, 255, .03) }
.mobile-subitem { border-top: 1px solid rgba(255, 255, 255, .06) }
.mobile-sub-row { display: flex; align-items: center; justify-content: space-between }
.mobile-sub-row>a { flex: 1; display: block; padding: 13px 18px 13px 34px; color: #ccc; font-size: 13px; text-transform: capitalize }
.mobile-sub-row>a:hover { color: var(--main-color) }
.mobile-third-toggle { width: 48px; height: 45px; flex: 0 0 48px; border: none; border-left: 1px solid rgba(255, 255, 255, .06); background: rgba(255, 255, 255, .02); color: #aaa; display: flex; align-items: center; justify-content: center }
.mobile-third-toggle i { font-size: 11px; transition: .3s }
.mobile-subitem.third-open>.mobile-sub-row .mobile-third-toggle i { transform: rotate(180deg); color: var(--main-color) }
.mobile-third-menu { max-height: 0; overflow: hidden; transition: max-height .35s ease; background: rgba(0, 0, 0, .18) }
.mobile-third-menu li a { display: block; padding: 11px 18px 11px 52px; color: #aaa; font-size: 12.5px; border-top: 1px solid rgba(255, 255, 255, .05); text-transform: capitalize }
.mobile-third-menu li a:hover { color: var(--main-color) }
.menu-open .mobile-menu-overlay { opacity: 1; visibility: visible }
.menu-open .mobile-menu-panel { right: 0 }
.menu-open { overflow: hidden }

/* ==================== 响应式媒体查询 ==================== */
@media (max-width: 1399px)  {
.brand-logo-copy strong { font-size: 22px; }
.brand-logo-copy em { font-size: 9px; }
.nav-menu { gap: 18px; }
.nav-menu>li>a { font-size: 13px; }
.language-current { min-width: 118px; padding: 0 10px; font-size: 12px; }
.search-btn, .message-btn { width: 40px; height: 40px; margin-left: 10px; }
}
@media (max-width: 1199.98px)  {
.header { height: 84px; }
.header .container { gap: 14px; }
.brand-logo { max-width: 235px; }
.nav-menu { gap: 12px; }
.nav-menu>li>a { font-size: 12px; }
.header-actions { margin-left: 10px; }
.language-current { min-width: 108px; padding: 0 8px; gap: 6px; font-size: 11px; }
.third-menu { width: 520px; grid-template-columns: repeat(2, 1fr) }
.third-menu li:nth-child(3n) a { border-right: 1px solid #ddd }
.third-menu li:nth-child(2n) a { border-right: none }
.hero-slider { margin-top: 129px; }
.section-padding { padding: 84px 0; }
.about-section::before { width: 100%; border-radius: 0; }
.swiper-wrapper-container { margin: 0; padding: 10px 24px; }
.arrow-left { left: -8px; }
.arrow-right { right: -8px; }
}
@media (max-width: 991.98px)  {
.menu-toggle { display: flex; }
.search-btn { margin-left: 0; }
.brand-logo-mark { width: 46px; height: 46px; }
.brand-logo-copy strong { font-size: 21px; }
.brand-logo-copy em { font-size: 9px; }
.section-title h2 { font-size: 34px; }
.adv-card { padding: 34px 25px; }
.stat-item .info h3 { font-size: 24px; }
.swiper-arrow-custom { width: 40px; height: 40px; }
}
@media (max-width: 767.98px)  {
.header { top: 0; height: 76px; }
.header.scrolled { height: 70px; top: 0; }
.header .container { padding-left: 15px; padding-right: 15px; }
.brand-logo { gap: 10px; }
.brand-logo-mark { width: 40px; height: 40px; border-radius: 12px; }
.brand-logo-copy strong { font-size: 17px; letter-spacing: 0; }
.brand-logo-copy em { font-size: 8.5px; letter-spacing: 0; margin-top: 3px; }
.hero-slider { margin-top: 76px; }
.btn-custom { padding: 13px 28px; font-size: 13px; }
.section-padding { padding: 68px 0; }
.section-title { margin-bottom: 42px; }
.section-title h2 { font-size: 28px; }
.product-card .img-box a { aspect-ratio: 1 / 1; }
.product-card .img-box a>img { height: 100%; }
.news-card { height: auto; flex-direction: column; }
.news-card .img-wrap, .news-info { width: 100%; }
.news-card .img-wrap { height: 180px; }
.news-info { padding: 18px; }
.news-info h4 { height: auto; }
.news-info p { height: auto; }
.about-img-box .learn-more { padding: 14px 24px; font-size: 13px; }
.footer { padding-top: 64px; }
.footer h4 { margin-bottom: 20px; }
.footer-brand-text { max-width: none; }
}
@media (max-width: 575.98px)  {
.top-bar { display: none !important; }
.search-form { width: 82%; }
.search-form input { font-size: 24px; }
.message-panel { padding: 22px 16px; }
.message-title { font-size: 22px; }
.swiper-wrapper-container { padding: 10px 6px; }
.swiper-arrow-custom { display: none; }
.hero-slider, .hero-slider .swiper-slide { min-height: 252px; }
.hero-img { height: 252px; }
.hero-content { min-height: 252px; padding: 18px 0 26px; }
.hero-content h1 { font-size: clamp(20px, 6vw, 26px); }
.hero-content p { font-size: 12px; line-height: 1.55; margin-bottom: 14px; }
.hero-more { height: 40px; min-width: 120px; padding: 0 16px; }
.stat-item { width: 100%; }
.floating-bar { display: none !important; }
}
@media (max-width: 767.98px)  {
.hero-slider .container { padding-left: 16px; padding-right: 16px; }
.hero-mask { background: linear-gradient(180deg, rgba(8, 8, 8, .72) 0%, rgba(8, 8, 8, .52) 100%); }
.hero-mask::after { display: none; }
.hero-content { max-width: 100%; text-align: center; padding: 16px 0 24px; }
.hero-content h1 { font-size: clamp(21px, 6vw, 30px); line-height: 1.06; margin-bottom: 10px; text-shadow: 0 6px 18px rgba(0, 0, 0, .35); }
.hero-content p { max-width: 96%; font-size: 13px; line-height: 1.55; margin: 0 auto 18px; text-shadow: 0 4px 14px rgba(0, 0, 0, .28); }
.hero-more { min-width: 0; height: 44px; padding: 0 18px; font-size: 11px; letter-spacing: .4px; box-shadow: 0 12px 24px rgba(251, 177, 45, .18); }
.hero-slider .hero-arrow { display: none !important; }
.hero-slider .swiper-pagination { bottom: 12px !important; gap: 7px; }
.hero-slider .swiper-pagination-bullet { width: 7px; height: 7px; }
.hero-slider .swiper-pagination-bullet-active { width: 22px; height: 7px; }
}
@media (prefers-reduced-motion: reduce)  {
*, *::before, *::after { animation: none !important; transition: none !important; }
.reveal-up { opacity: 1; transform: none; }
}